Current diagnostic approaches to gastroduodenal disease.
D000752:Anemia, Pernicious / Q000150:complications; D004378:Duodenal Diseases / Q000000981:diagnostic imaging*; D005336:Fiber Optic Technology; D005500:Follow-Up Studies; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis; D005773:Gastroscopy; D006801:Humans; D008722:Methods; D011859:Radiography; D013272:Stomach Diseases / Q000175:diagnosis*; D013274:Stomach Neoplasms / Q000175:diagnosis; D013276:Stomach Ulcer / Q000175:diagnosis